However, with parcels often being thrown around in the post while making their way to their delivery address, some of the packets of Polos have opened – leaving the sweets broken in the bottom of the bag.

Although some customers seem simply bemused by the free packet of mints, others have been delighted with the surprise.

Posting a picture of her ASOS parcel with her Polos, Amy wrote: “Opened my asos parcel and what do I find? A packet of polos! Thanks @ASOS.”